Hejhal, D. A. (1990). Regular b-groups, degenerating Riemann surfaces, and spectral theory. American Mathematical Society.
Chicago Style (17th ed.) CitationHejhal, Dennis A. Regular B-groups, Degenerating Riemann Surfaces, and Spectral Theory. Providence: American Mathematical Society, 1990.
MLA (9th ed.) CitationHejhal, Dennis A. Regular B-groups, Degenerating Riemann Surfaces, and Spectral Theory. American Mathematical Society, 1990.